package com.yang.shape;

/**
 * Created by Administrator on 2017/5/12.
 */
public class Triangle extends Shape{

    public Triangle(){
        System.out.println("I'm Triangle");
    }

    @Override
    public void draw() {
        System.out.println("start draw");
    }

    @Override
    public void erase() {
        System.out.println("start erase");
    }
}
